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2026-06-05 - 11:12
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Fri Jun 05, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16484216898,7sleep30-21swapper/319:09:563
16295212964,7sleep00-21swapper/019:07:290
161802115106,6sleep10-21swapper/119:06:021
162602112102,7sleep20-21swapper/219:07:042
316752890,0sleep20-21swapper/223:10:152
318162740,2sleep338-21rcuc/319:50:003
217512650,1sleep30-21swapper/322:30:203
63292590,0sleep20-21swapper/221:50:172
225882580,0sleep10-21swapper/100:00:121
123762500,0sleep012381-21kthreadcore20:00:190
1665999330,32cyclictest0-21swapper/121:45:131
1666499281,26cyclictest0-21swapper/223:30:452
1666499280,27cyclictest0-21swapper/221:25:042
1666499280,27cyclictest0-21swapper/200:28:422
1666499270,2cyclictest27226-21cat23:05:182
1666499270,26cyclictest0-21swapper/222:53:332
1666499270,26cyclictest0-21swapper/221:22:112
1666499270,26cyclictest0-21swapper/220:31:022
1666499270,26cyclictest0-21swapper/220:31:012
1666499270,26cyclictest0-21swapper/220:29:462
1666499270,26cyclictest0-21swapper/219:38:002
1666499270,26cyclictest0-21swapper/219:15:162
1665999270,26cyclictest0-21swapper/122:09:071
1665999270,26cyclictest0-21swapper/121:44:251
1665999270,26cyclictest0-21swapper/119:12:391
1666499260,25cyclictest0-21swapper/222:00:112
1666499260,25cyclictest0-21swapper/200:38:242
1665999260,25cyclictest0-21swapper/123:22:181
1665999260,25cyclictest0-21swapper/122:20:311
1665999260,25cyclictest0-21swapper/121:33:531
1665999260,25cyclictest0-21swapper/119:17:361
1665599260,25cyclictest0-21swapper/023:39:020
1666499251,18cyclictest301ktimersoftd/219:30:172
1665999250,24cyclictest0-21swapper/123:30:361
1665999250,24cyclictest0-21swapper/122:57:211
1665999250,24cyclictest0-21swapper/122:19:531
16655992516,8cyclictest0-21swapper/022:53:000
1665599250,24cyclictest0-21swapper/000:33:360
1665999241,22cyclictest0-21swapper/122:04:141
1665999241,22cyclictest0-21swapper/120:41:131
293412230,1sleep20-21swapper/221:10:202
1666499230,2cyclictest0-21swapper/222:58:212
1665999231,3cyclictest0-21swapper/121:04:131
1665999231,3cyclictest0-21swapper/120:19:551
1665999231,3cyclictest0-21swapper/119:56:091
1665999231,21cyclictest0-21swapper/123:17:361
1665999231,21cyclictest0-21swapper/123:08:331
1665999231,21cyclictest0-21swapper/122:47:191
1665999231,21cyclictest0-21swapper/120:45:371
1665999231,21cyclictest0-21swapper/120:20:421
1665999231,21cyclictest0-21swapper/119:28:121
1665999231,21cyclictest0-21swapper/100:11:181
1665999230,22cyclictest0-21swapper/121:27:041
1665999230,22cyclictest0-21swapper/119:32:181
1666499222,19cyclictest0-21swapper/200:31:132
1666499221,20cyclictest0-21swapper/223:17:452
16659992219,3cyclictest0-21swapper/122:38:021
16659992218,3cyclictest0-21swapper/100:38:511
1665999221,3cyclictest0-21swapper/121:23:521
1665999221,3cyclictest0-21swapper/119:36:041
1665999221,20cyclictest0-21swapper/122:32:551
1665999220,21cyclictest0-21swapper/123:28:361
1665999220,21cyclictest0-21swapper/121:55:471
1665999220,21cyclictest0-21swapper/121:17:561
1665999220,21cyclictest0-21swapper/121:11:431
1665999220,21cyclictest0-21swapper/119:54:001
16664992118,2cyclictest749-21snmpd20:40:532
16664992118,2cyclictest0-21swapper/200:11:422
16664992118,1cyclictest752-21lldpd20:16:522
16664992118,1cyclictest752-21lldpd20:06:532
16664992117,3cyclictest0-21swapper/219:44:182
1666499210,20cyclictest0-21swapper/223:55:092
1666499210,20cyclictest0-21swapper/223:45:122
1666499210,20cyclictest0-21swapper/221:58:132
1666499210,20cyclictest0-21swapper/221:39:562
1666499210,20cyclictest0-21swapper/221:15:112
1666499210,20cyclictest0-21swapper/221:08:322
1666499210,20cyclictest0-21swapper/221:02:192
1666499210,20cyclictest0-21swapper/220:36:192
1666499210,20cyclictest0-21swapper/220:22:262
1666499210,20cyclictest0-21swapper/219:50:042
16659992119,2cyclictest0-21swapper/100:07:001
16659992117,3cyclictest0-21swapper/123:03:121
1665999211,3cyclictest0-21swapper/123:56:121
1665999210,3cyclictest0-21swapper/121:06:471
1665999210,20cyclictest0-21swapper/121:39:221
1665999210,20cyclictest0-21swapper/119:20:091
1665599215,10cyclictest12299-21/usr/sbin/munin20:30:240
1665599215,10cyclictest12299-21/usr/sbin/munin20:30:240
16655992119,1cyclictest749-21snmpd00:35:570
1665599210,20cyclictest0-21swapper/022:30:100
298192209,3sleep30-21swapper/319:17:583
16664992018,1cyclictest749-21snmpd23:54:302
16664992018,1cyclictest749-21snmpd22:39:312
16664992018,1cyclictest749-21snmpd22:34:202
16664992018,1cyclictest749-21snmpd22:22:162
16664992018,1cyclictest749-21snmpd22:08:252
16664992018,1cyclictest749-21snmpd21:48:172
16664992018,1cyclictest749-21snmpd21:44:042
16664992018,1cyclictest749-21snmpd20:45:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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